New York -LRB- CNN -RRB- -- A mother abducted her eight biological children from a New York foster care agency during an authorized visit , authorities announced Tuesday .

Shanel Nadal , 28 , fled with her seven sons and one daughter from the Queens facility on Monday afternoon , police said .

The abducted boys are all apparently named after their biological father , Nephra Payne , 34 .

They are Nephra Payne , 11 ; Nephra Ceo Payne , 10 ; Nephra John Payne , 9 ; Nephra Shalee Payne , 6 ; Nephra Rahsul Payne , 6 ; Nephra Umeek Payne , 5 ; and Nephra Yahmen Payne , 4 .

The lone girl was identified as Nefertiti Payne , 11 months .

The New York Police Department said Nadal may be traveling with the children 's biological father in a black 1996 Chevrolet Suburban with license plate number EXZ5896 .

Despite the one-day lag between the abduction and the announcement , New York City 's Administration for Children 's Services assured the public it had been investigating the incident since it occurred .

`` ACS and our foster care agency began working with the NYPD immediately after the mother absconded with the children from a visit at the foster care agency yesterday , '' the ACS said in a statement .

The statement made no mention of how Nadal escaped or why the children had been placed in foster care .

CNN 's Dominique Dodley contributed to this report .

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Police : Shanel Nadal , 28 , flees with her seven sons and one daughter

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The abducted boys are all apparently named after their biological father